With the ignition off, press the locking lever of the engine management system wiring harness connector…
…disconnect the wiring harness connector from the ignition coil.
We remove the high-voltage wire tips from the ignition coil terminals.
Using a 10 mm socket, unscrew the three nuts securing the ignition coil to the bracket…
…and remove the coil.
We install the ignition coil in the reverse order.
We connect the high-voltage wire tips to the coil in accordance with the cylinder numbers printed on the coil body next to its terminals.
[The original article can be found on the resource: «ChevyMan»]